Water Circulation Pumps & Circulators
2400 Series High Capacity Circulators Taco 2400 Series High Capacity Circulators are specifically designed for quiet, efficient, dependable operation in a wide range of medium to high flow/head hydronic heating, chilled water cooling and hot water recirculation applications. The space saving, close-coupled, maintenance free motor with permanently lubricated, sealed-for-life bearings, Noryl® impeller and durable, carbon/silicon-carbide mechanical seal provide unmatched reliability. Available in Cast Iron or Stainless Steel construction.
©Taco Catalog # 100-72 Supersedes: 12/14/09
Effective Date: 06/15/14 Printed in USA
Features & Benefits 2400 Series High Capacity Circulators Features
Application
• Compact, space saving design • Powerful close-coupled, maintenance free motor • Superior efficiency, high starting torque • Permanently lubricated, sealed for life bearings • Rugged 1/2" Stainless Steel Shaft • Carbon/Silicon-Carbide mechanical seal for long life • Universal flange to flange dimensions — Ideal for retrofits • Anti-Condensate design for chilled water • Dual electrical knock-outs
The compact 2400 Series High Capacity Circulators are designed for quiet, efficient, maintenance-free operation in a wide range of larger residential and commercial hydronic systems. Typical applications include hydronic heating, in-floor radiant, snow melt, high pressure drop boilers, outdoor wood boilers, chilled water cooling, geothermal heat pumps, primary/secondary loops and hydro air fan coils. The Stainless Steel 2400 Series should be used for open, domestic water recirculation systems. The unitized, carbon/silicon-carbide mechanical seal is easy to service in only a few minutes.
• Dual pressure taps, suction/discharge
PRESSURE TAPS (2)
ELECTRICAL KNOCKOUTS (2)
HIGH PERFORMANCE MOTOR, SUPERIOR EFFICIENCY AND STARTING TORQUE
CASING-CAST IRON OR STAINLESS STEEL
PERMANENTLY LUBRICATED BALL BEARINGS, SEALED FOR LIFE MAINTENANCE-FREE
NORYL® IMPELLER, STAINLESS STEEL INSERTS
UNITIZED MECHANICAL SEAL CARBON/SILICON-CARBIDE SEALIDE-C OPTIONAL STAINLESS STEEL SEAL PLATE
1/2" STAINLESS STEEL SHAFT FOR MAXIMUM STRENGTH AND CORROSION RESISTANCE
Performance Curves 2400 Series High Capacity Circulators
2400 Series High Capacity Circulators 2
4
6
8
10
Flow (m3/h) 12
14
16
18
20
22 16
52 50 48
1 2 3 4 5 6 7 8 9
46 44 42 40 38
6
Total Head (ft)
36 34
5
32 30
15
2400-10 2400-20 2400-30 2400-40 2400-45 2400-50 2400-60 2400-65 2400-70
14 13 12 11 10 9
28
8
26 24
7
22 20
6
9
18 16
2
14
1
12
5
3 8
4
10
4 3
7
8
2
6 4
1
2 0
0
10
20
30
40
50
Flow (gpm)
60
70
80
90
100
0
Total Head (meters)
54
0
Submittal Data # 101-134 Supersedes: 12/14/09
Submittal Data Information 2400 Series High Capacity Circulators Materials of Construction Casing: Cast Iron or Stainless Steel Seal Face Plate: Stainless Steel Motor Housing: Aluminum Impeller: 30% Glass-filled Noryl® Impeller Insert: Stainless Steel Shaft: Stainless Steel Mechanical Seal: Carbon/Silicon-Carbide Motor Bearings: Permanently lubricated ball bearing O-Ring/Flange Gaskets: EPDM Model Nomenclature S — Stainless Steel, Flanged Y — 230V/60/1 Motor Performance Data Maximum Flow: 90 GPM Maximum Head: 46 Feet Minimum Fluid Temp: 40°F (4°C) Maximum Fluid Temp: 225°F (107°C) Maximum Working Pressure: 150 psi
Pump Dimensions & Weights All dimensions and weights are approximate. Cast Iron 2400-10 2400-20 2400-30 2400-40 2400-45 2400-50 2400-50/2 2400-60 2400-65 2400-70 2400-70/3
in. 6-3/8 2400-10S 6-3/8 2400-20S 8-1/2 2400-30S 8-1/2 2400-40S 6-3/8 2400-45S 6-3/8 2400-50S 2400-50S/2 6-3/8 8-1/2 2400-60S 8-1/2 2400-65S 8-1/2 2400-70S 2400-70S/3 8-1/2
1 1 1 1 1 1 1 1 1
1.4 1.9 1.9 1.9 3.6 4.9 1.9 3.6 4.9
B
mm 162 162 216 216 162 162 162 216 216 216 216
in. 4-1/2 4-1/2 4-3/4 4-3/4 4-5/8 4-5/8 5-1/4 5-3/16 5-1/2 5-1/2 6-5/8
C
mm 114 114 121 121 119 119 133 132 140 140 168
in. mm 3-3/16 82 3-3/16 82 4-1/4 108 4-1/4 108 3-3/16 82 3-3/16 82 3-3/16 82 4-1/4 108 4-1/4 108 4-1/4 108 4-1/4 108
D in. 6-7/8 6-7/8 8 8 8-3/4 8-3/4 8-3/4 7-7/8 9-7/8 9-7/8 10-1/2
E mm 175 175 203 203 222 222 222 200 251 251 267
in. 5 5 5-1/4 5-1/4 6-7/8 6-7/8 6-7/8 5-1/4 7-1/4 7-1/4 7-1/4
F mm 127 127 133 133 175 175 175 133 184 184 184
RECOMMENDED
B
Ship Wt.
in. mm lbs. 3-3/4 95 11.5 3-3/4 95 12.0 3-3/4 95 14.5 3-3/4 95 14.5 3-3/4 95 15.0 3-3/4 95 16.0 3-3/4 95 16.5 3-3/4 95 18.0 3-3/4 95 22.0 3-3/4 95 23.0 3-3/4 95 29.0
Kg 5.3 5.5 6.6 6.6 6.8 7.3 7.5 8.2 10.0 10.4 13.2
NOT RECOMMENDED
Mounting Positions Recommended
Not recommended
A
D E F FLOW
Electrical Data Model Hz Ph 115V 230V RPM No. Amps Amps 60 60 60 60 60 60 60 60 60
A
Stainless Steel
FOR INDOOR USE ONLY
2400-10 2400-20 2400-30 2400-40 2400-45 2400-50 2400-60 2400-65 2400-70
Effective: 12/14/09
.54 1.0 1.0 1.0 1.7 2.4 1.0 1.7 2.4
3450 3450 3450 3450 3450 3450 3450 3450 3450
HP 1/10 1/6 1/6 1/6 1/3 1/2 1/6 1/3 1/2
Motor Open Drip Proof, Permanent Split Type Capacitor, Thermally Ptotected Noryl® is a registered trademark of General Electric Co.
C 2400 Series Companion Flange Sets 1" 1-1/4" Models Connection 3/4"
1-1/2"
2"
Iron NPT 110-251F 110-252F 110-253F 110-254F --S. Steel NPT 110-251SF 110-252SF 110-253SF 110-254SF --Bronze SWT 110-523BSF 110-524BSF 110-525BSF 110-526BSF --Shut-Off NPT SF-075T SF-100T SF-125T SF-150T --Shut-Off SWT SF-075S SF-100S SF-125S SF-150S --Iron NPT --------194-2124F 2400-50/50S/2 S. Steel NPT --------194-2124SF 2", 2 bolt Iron NPT ----194-1540F 194-1542F --2400-30/30S S. Steel NPT ----194-1540SF 194-1542SF --2400-40/40S Shut-Off NPT ----SF-125T-0012 SF-150T-0012 --Shut-Off SWT ----SF-125S-0012 SF-150S-0012 --2400-60/60S Iron NPT --------185-086C 2400-65/65S Bronze NPT --------185-086B 2400-70/70S Iron NPT ----------2400-70/70S/3 Bronze NPT ----------3", 4 bolt 2400-10/10S 2400-20/20S 2400-45/45S 2400-50/50S
2-1/2"
3"
--------------------------185-112C 185-112B
--------------------------185-113C 185-113B
Taco Inc., 1160 Cranston Street. Cranston, RI 02920 / (401) 942-8000 / Fax (401) 942-2360 Taco (Canada) Ltd., 8450 Lawson Road, Unit #3, Milton, Ontario L9T 0J8 / (905) 564-9422 / Fax (905) 564-9436 www.taco-hvac.com